Natural Order 


Sorcery
As an additional cost to cast this spell, sacrifice a green creature.
Search your library for a green creature card, put it onto the battlefield, then shuffle.
click a line to search just that ability, click more to combine them
Cards that do something similar expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Flare of Cultivation 90%
$0.50#2098
"You may sacrifice a nontoken green creature rather than pay this spell's mana cost."
Tendrils of Despair 88%
$0.17#26489
"As an additional cost to cast this spell, sacrifice a creature."
Demon of Catastrophes 88%
$0.32#14830
"As an additional cost to cast this spell, sacrifice a creature."
Tormented Thoughts 88%
$0.26#22750
"As an additional cost to cast this spell, sacrifice a creature."
Spontaneous Combustion 88%
$0.16#23633
"As an additional cost to cast this spell, sacrifice a creature."